I had mentioned about MacBooks and Starbucks in a one-liner here.  How this came about was my tendency to count the number of Apple MacBook users whenever I visited a Starbucks store. Out of 10 visits, on seven occasions I would see that MacBook users form the majority (>50%) of all laptops. I posed this phenomenon to a few of my friends and colleagues, and one of them gave me a very interesting answer; MacBook users tend to be young adults, and Starbucks is considered a hipster joint, so these two things compliment each other. Short of carrying out a nationwide (or global wide) survey and research, from a presumptive point of view, it kind of makes sense. So is there a positive correlation between MacBooks and Starbucks? Good thing that the two companies, Apple and Starbucks, are publicly listed, so I can find out their market correlation using the Portfolio...